saw a project on here for an arduino DIY air quality monitor and now i want to make one myself so bad. current status: looking at a research paper doing comparisons between four low cost air sensors for ambient pm2.5 monitoring

saw a project on here for an arduino DIY air quality monitor and now i want to make one myself so bad. current status: looking at a research paper doing comparisons between four low cost air sensors for ambient pm2.5 monitoring